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math: remove a useless assignment in lgammal found by clang analyzer

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the issue was reported by Alexander Monakov
This commit is contained in:
Szabolcs Nagy 2013-10-04 18:08:16 +00:00
parent 38a0a4db2f
commit e71981af77
1 changed files with 2 additions and 2 deletions
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4
src/math/lgammal.c
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@ -341,12 +341,12 @@ long double __lgammal_r(long double x, int *sg) {
} else if (ix < 0x40028000) { /* 8.0 */
/* x < 8.0 */
i = (int)x;
t = 0.0;
y = x - (double)i;
p = y * (s0 + y * (s1 + y * (s2 + y * (s3 + y * (s4 + y * (s5 + y * s6))))));
q = r0 + y * (r1 + y * (r2 + y * (r3 + y * (r4 + y * (r5 + y * (r6 + y))))));
r = 0.5 * y + p / q;
z = 1.0;/* lgamma(1+s) = log(s) + lgamma(s) */
z = 1.0;
/* lgamma(1+s) = log(s) + lgamma(s) */
switch (i) {
case 7:
z *= (y + 6.0); /* FALLTHRU */